In depth comparison and review of OPPO A53 and CAT S75. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | OPPO A53 | CAT S75 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | CPH2127 | - | |
| Form Factor | Touch | Touch - Rugged | |
| Height | 163.9 mm | 171 mm | CAT S75 has greater height than OPPO A53. |
| Width | 75.1 mm | 80 mm | CAT S75 has greater width than OPPO A53. |
| Depth | 8.4 mm | 11.9 mm | OPPO A53 is narrower than OPPO A53. |
| Weight | 186 g | 268 g | OPPO A53 is lighter than OPPO A53. |
| Body Colour | Electric black | - | |
| Protection | - | Waterproof, sandproof, dirtproof, drop-proof, temperature protection, dust-resistant | |
| Waterproof (Water-resistant) | - | Yes | CAT S75 is waterproof. |
| IP rating | - | IP68, IP69K, IP69 | |
| SAR Value | 0.93 W/kg (body), 0.77 W/kg (head), 2.78 W/kg (limb) | 1.479 W/kg (body), 0.997 W/kg (head), 3.265 W/kg (limb) | |
| Integrated Components | - | FM radio, LED flashlight | |
| Connector Type | USB Type-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | OPPO A53 | CAT S75 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | LCD | - | |
| Screen Size (Display Size) | 6.5" | 6.58" | CAT S75 has larger screen size than OPPO A53. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | - | |
| Display Format | HD+ | Full HD+ | |
| Pixel Density | 269 ppi | - | |
| Aspect Ratio | 20:9 | 20:9 | |
| Max Brightness | 480 cd/m² | - | |
| Contrast Ratio | 1500:1 | - | |
| Display Refresh Rate | 90 Hz | 120 Hz | CAT S75 has better refresh rate than OPPO A53. |
| Touch Sampling Rate | 120 Hz | - | |
| Display Features | - | Glove & Wet Touch | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass Victus (scratch resistant glass) |
| PROCESSOR | OPPO A53 | CAT S75 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 460 | MediaTek Dimensity 930 | |
|---|---|---|---|
| Clock Speed | 1.8 GHz | 2.2 GHz | CAT S75 has higher clock speed than OPPO A53. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | OPPO A53 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 610 | - |
| MEMORY | OPPO A53 | CAT S75 |
|---|
| RAM | LPDDR4X SDRAM - 4 GB | LPDDR4X SDRAM - 6 GB | CAT S75 has more RAM than OPPO A53. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | CAT S75 has more internal memory than OPPO A53. |
| Memory Interface | UFS 2.1 | eMMC | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 256 GB |
| CAMERA | OPPO A53 | CAT S75 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 50 Megapixel | CAT S75 has better camera resolution than OPPO A53. |
| Sensor Size | 1/3.06" | - | |
| Sensor Name | Omnivision OV13B sensor | - | |
| Lens Aperture | F/2.2 | F/1.8 | CAT S75 has better lens aperture than OPPO A53. |
| Lens Construction | 5-element | - | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 6x | - | |
| Camera Modes | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Ultra Night Mode 2.0 | Underwater mode | |
| Light Source | LED flash | LED flash | |
| Still Image Resolutions | 4160 x 3120 | - | |
| Camera Features (Functions) | AI Beautify, AI Quad camera | Phase Detect Auto-Focus (PDAF) |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 2 Megapixel | 8 Megapixel | CAT S75 has better second camera resolution than OPPO A53. |
|---|---|---|---|
| Sensor Name (2nd Camera) | GalaxyCore GC02M1B sensor | - | |
| Lens Type (2nd Camera) | - | Super wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.4 | F/2.2 | CAT S75 has better second camera lens aperture than OPPO A53. |
| Camera Functions (2nd Camera) | Depth camera | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same third camera resolution. |
|---|---|---|---|
| Sensor Name (3rd Camera) | GalaxyCore GC02K0 sensor | - | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
| Lens Element Qty (3rd Camera) | 3-element | - | |
| Camera Functions (3rd Camera) | Macro camera | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Lens Element Qty (Front) | 5-element | - | |
| Focus Adjustment | - | Focus free | |
| Still Image Resolutions (Front) | 3264 x 2448 | - |
| BATTERY AND CHARGING | OPPO A53 | CAT S75 |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Battery Technology | - | Lithium Ion |
| CELLULAR | OPPO A53 | CAT S75 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | CAT S75 has more advanced generation mobile network. |
| Operating System | ColorOS 7.2 (based on Android 10) | Android 12 | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo, LTEPP, SUPL |
| COMMUNICATIONS | OPPO A53 | CAT S75 |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, 5G NR | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 800, 900, 800 | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | |
| 5G NR Band | - | N1, n2, n3, n5, n7, n8, n20, n28, n38, n41, n75, n77, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, SDL DL 1500+, TDD TD 3700, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 | |
| Bluetooth Profiles | SBC | - | |
| NFC | - | Yes | CAT S75 has NFC reader for mobile payments. |
| MEDIA | OPPO A53 | CAT S75 |
|---|
| Supported Digital Audio Standards | AAC, LDAC, apt-X HD | - |
|---|
| FEATURES | OPPO A53 | CAT S75 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | - | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyroscope | |
| Security Devices | Fingerprint reader | Fingerprint reader (rear) | |
| Additional Phone Features | Fast Charging, HyperBoost, Smart Sidebar | SOS button, SOS function, Programmable side key, guaranteed upgrade to Android 13, guaranteed upgrade to Android 14, Satellite Messaging | |
| Android Enterprise Recommended | - | Yes |
| OTHERS | OPPO A53 | CAT S75 |
|---|
| Included Accessories | Headphones, screen protection film, USB cable, power adapter, SIM card removal tool | USB cable | |
|---|---|---|---|
| Compliant Standards | - | IP68, IP69K, MIL-STD-810H | |
| Max Depth of Water Resistance | - | 5 m | |
| Max Height of Shock Resistance | - | 1.8 m | |
| Max Operating Temperature | - | 55 °C | |
| Min Operating Temperature | - | -25 °C |
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